{
  "annotation_id": "b33d1045-8e61-4348-82b8-bd96482d7dd1",
  "date_created": "2026-03-02T18:00:39.052000Z",
  "date_modified": "2026-03-02T18:00:39.052000Z",
  "file_hash": "5c06757f0ccd1a00cb796ddbeba5071cf9068fdbb65c5ac4007d0f6c95df1748",
  "private": false,
  "record": {
    "abstract": "The Bragg regime shifts when conventional materials in a multilayer\ndistributed Bragg reflector (DBR) are replaced by artificial materials with the\nso-called negative index of refraction. This provides an avenue for\ncharacterizing the latter class of materials.",
    "arxiv_id": "physics/0204086",
    "authors": [
      "Jaline Gerardin",
      "Akhlesh Lakhtakia"
    ],
    "categories": [
      "physics.class-ph",
      "physics.gen-ph"
    ],
    "journal_ref": "Microw Opt Technol Lett, Vol 34, No 6, pp 409-411, 2002",
    "title": "Negative index of refraction and distributed Bragg reflectors",
    "url": "https://arxiv.org/abs/physics/0204086"
  },
  "schema_id": "dorsal/arxiv",
  "source": {
    "execution_id": "579e347a-abc7-480f-84fa-98ded50c6274",
    "id": "arXiv Dataset IDs",
    "type": "Model",
    "variant": "snapshot-2026-03-01",
    "version": "0.1.0"
  },
  "user_id": 1000002
}